about understanding polls during the campaign season. if your interested, go to c- span.org and we have the pew research director talked about how and why polls are done. now to thomas in little home, texas, republican -- in little elm. caller: i want to know, for everyone out there, i know people that go to college, whether their parents paid for it or day paige ford themselves, they're very proud they went to college. i cannot figure out why obama, and his wife, have hidden their records and sealed them. guest: well, i don't want to comment directly on that, necessarily, but i will say that we all went to college and we all have our records.